4.1 Crossword

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Across
  1. 4. An organism so small that it cannot be seen clearly without the use of a microscope
  2. 6. A group of textural classes in which the particles are finer than gravel but coarser than silt
  3. 9. The mineral and organic surface of the earth capable of supporting upland plants.
  4. 10. The long-term average weather conditions.
  5. 11. The group of processes whereby earthy or rock material is worn away
  6. 15. Any living individual whether plant or animal.
  7. 16. The artificial application of water to soil for the purpose of increasing plant production
  8. 17. A size term denoting particles, regardless of mineral composition, with diameter less than 2 microns.
  9. 18. Mineral matter of variable composition assembled in masses or considerable quantities in nature.
  10. 20. Process of soil deposited due to erosion.
  11. 22. To move or transfer from one place to another; cause to change location; displace.
  12. 25. Atmospheric action on rock surfaces at or close to the earth’s surface.
  13. 27. Any vegetation that grows close to the ground, producing protection for the soil.
  14. 29. Small, mineral, soil particle, ranging in diameter from 0.5 to 0.002 millimeters.
Down
  1. 1. Unweathered hard rock that lies directly beneath the soil layers
  2. 2. The removal of soluble constituents from soils or other materials by percolating water.
  3. 3. Accumulation of water-worn pebbles larger than two millimeters in diameter.
  4. 4. Soil whose properties are dominated by soil minerals
  5. 5. The horizon of weathered rock from which the soil is formed.
  6. 7. The addition of sediment, as by flowing water.
  7. 8. To gather or collect.
  8. 12. Decrease in volume of sediments resulting from continued deposition above them
  9. 13. Slope of the land and the position on the landscape, such as the top of a hill, a hillside.
  10. 14. Change in form, appearance, nature, or character.
  11. 19. Color difference on a mass of moderately poorly drained soil
  12. 21. An elongated depression between uplands, hills, or mountains.
  13. 23. Matter found in, or produced by, living animals and plants
  14. 24. Designating the inorganic nature of a substance.
  15. 26. Refers to the extent of voids or openings in the soil that exist between soil particles
  16. 28. Process of removing soil from the surface.